<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div{
            background-color: pink;
            width: 100px;
            height: 100px;
        }
    </style>
</head>
<body>
    <script src="../jquery.min.js"></script>
    <script>
        $(function(){
            $(document).on('click',function(){
                console.log("点击了document");
            })
            $('div').on('click',function(event){
                // console.log(event);
                console.log('点击了div');
                event.stopPropagation();//阻住事件冒泡行为
            })
        })
    </script>
    <div></div>
</body>
</html>